these 2 derivations will be built:
  /nix/store/70g2zspwn0dcr5wxqlb84v83ks2zm35n-t3code-0.1.0.drv
  /nix/store/x0wjvk2k5pn8sxfmyq4kkp4alc4lsj2z-check-t3code.drv